
#gallery {
    position: relative;
    padding: 10px 90px;
    width: 500px;
    margin: auto;
}

#gallery-items {
    width: 490px;
}
#gallery-items .gallery-item {
    width: 150px;
    height: 200px;
    margin-right: 10px;
    margin-bottom: 10px;
    text-align: center;
    vertical-align: middle;
    overflow: hidden;
    display: inline-block
}

#gallery-nav-left {
    position: absolute;
    left: 0;
    top: 40%
}

#gallery-nav-right {
    position: absolute;
    right: 0;
    top: 40%;
}